hi i have a 7 month old berner boy called barney he is nearly 8 months and in the mornings he will not eat his breakfast at about 6 oclock in the morning, he sort of sniffs it then walks away but 2 mornings on the go now he has gone in the garden and eaten some grass and heaved with just bile coming up and then he will not eat breakfast later in the day he will eat his other 3 dinners but today he ate at 10 oclock and has just been sick, only with his dinner coming up
any advice please
many thanks